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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include "PreviewValueSet.hxx"
#include <vcl/image.hxx>
namespace sd { namespace sidebar {
PreviewValueSet::PreviewValueSet (vcl::Window* pParent)
: ValueSet (pParent, WB_TABSTOP),
maPreviewSize(10,10),
mnBorderWidth(3),
mnBorderHeight(3),
mnMaxColumnCount(-1)
{
SetStyle (
GetStyle()
& ~(WB_ITEMBORDER)// | WB_MENUSTYLEVALUESET)
// | WB_FLATVALUESET);
);
SetColCount(2);
SetExtraSpacing (2);
}
PreviewValueSet::~PreviewValueSet()
{
}
void PreviewValueSet::SetPreviewSize (const Size& rSize)
{
maPreviewSize = rSize;
}
void PreviewValueSet::SetRightMouseClickHandler (const Link<const MouseEvent&,void>& rLink)
{
maRightMouseClickHandler = rLink;
}
void PreviewValueSet::MouseButtonDown (const MouseEvent& rEvent)
{
if (rEvent.IsRight())
maRightMouseClickHandler.Call(rEvent);
else
ValueSet::MouseButtonDown(rEvent);
}
void PreviewValueSet::Resize()
{
ValueSet::Resize ();
Size aWindowSize (GetOutputSizePixel());
if (aWindowSize.Width()>0 && aWindowSize.Height()>0)
{
Rearrange();
}
}
void PreviewValueSet::Rearrange()
{
sal_uInt16 nNewColumnCount (CalculateColumnCount (
GetOutputSizePixel().Width()));
sal_uInt16 nNewRowCount (CalculateRowCount (nNewColumnCount));
SetFormat();
SetColCount(nNewColumnCount);
SetLineCount(nNewRowCount);
}
sal_uInt16 PreviewValueSet::CalculateColumnCount (int nWidth) const
{
int nColumnCount = 0;
if (nWidth > 0)
{
nColumnCount = nWidth / (maPreviewSize.Width() + 2*mnBorderWidth);
if (nColumnCount < 1)
nColumnCount = 1;
else if (mnMaxColumnCount>0 && nColumnCount>mnMaxColumnCount)
nColumnCount = mnMaxColumnCount;
}
return static_cast<sal_uInt16>(nColumnCount);
}
sal_uInt16 PreviewValueSet::CalculateRowCount (sal_uInt16 nColumnCount) const
{
int nRowCount = 0;
int nItemCount = GetItemCount();
if (nColumnCount > 0)
{
nRowCount = (nItemCount+nColumnCount-1) / nColumnCount;
if (nRowCount < 1)
nRowCount = 1;
}
return static_cast<sal_uInt16>(nRowCount);
}
sal_Int32 PreviewValueSet::GetPreferredHeight (sal_Int32 nWidth)
{
int nRowCount (CalculateRowCount(CalculateColumnCount(nWidth)));
int nItemHeight (maPreviewSize.Height());
return nRowCount * (nItemHeight + 2*mnBorderHeight);
}
} } // end of namespace sd::sidebar
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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